Electricity

Which of these materials is a good conductor of electricity?

• Rubber

• Metal

• Newspaper

• Glass

Tags

NGSS.5-PS1-3

Which of the following items would conduct electricity?

• Aluminum ladder

• Metal screwdriver

• Wooden baseball bat

• Rubber flip flops

Tags

NGSS.4-PS3-2

NGSS.5-PS1-3

• Series circuit
• Incomplete circuit
• Parallel circuit
• Power source

A particle that carries a negative electric charge is called a(n) ______.

• neutron
• atom
• proton
• electron

An example of a parallel circuit is

• the wiring in a house
• a flashlight
• a single circular path

What is the equivalent or total resistance (R_e) across this circuit?

• 3 kΩ

• 10 kΩ

• 13 kΩ

• 18 kΩ

What size resistor would produce a 3 Amp current flow with a 12 Volt battery

• 1 Ohm
• 3 Ohms
• 4 Ohms
• 12 Ohms

The equivalent resistance in this circuit is 

• 100 ohms
• 450 ohms
• 400 ohms
• 30 ohms

in which circuit is the lamp brightest

• 1

• 2

• 3

• All the same

Which resistor has the biggest voltage across it?

• 2 Ω

• 3 Ω

• 4 Ω

• all have the same